TY  - BOOK
AU  - Cramer,Duncan
TI  - Introducing statistics for social research: step-by-step calculations and computer techniques using SPSS 
SN  - 0415075157
PY  - 1994///
CY  - London
PB  - Routledge
KW  - SPSS (Computer file)
KW  - Social sciences
KW  - Statistical methods
KW  - Computer programs
ER  -